Eugene J-M.A. Thonar

5.1k citations

61 papers · 4.1k indexed · 1 hit paper · h-index 33

Pathology and Forensic Medicine top 0.5%
Rheumatology top 0.5%
Surgery top 2%
Pharmacology top 0.5%
Cell Biology top 2%

Co-authors: Koichi Masuda Howard S. An Gunnar B. J. Andersson Masahiko Okuma Carol Muehleman Yoshiyuki Imai M.B.E. Sweet Kazuhiro Chiba
Topics: Osteoarthritis Treatment and Mechanisms (30 papers)Proteoglycans and glycosaminoglycans research (20 papers)Spine and Intervertebral Disc Pathology (17 papers)
Cited by: Rheumatology Pathology and Forensic Medicine Pharmacology
Journals: Journal of Biological Chemistry The Journal of Cell Biology Spine
Partner nations: United States Switzerland South Africa

In The Last Decade

Eugene J-M.A. Thonar

61 papers receiving 3.9k citations

Hit Papers

align trajectories

What are hit papers?

Hit papers significantly outperform the citation benchmark for their cohort. A paper qualifies if it has ≥500 total citations, achieves ≥1.5× the top-1% citation threshold for papers in the same subfield and year (this is the minimum needed to enter the top 1%, not the average within it), or reaches the top citation threshold in at least one of its specific research topics.

A Novel Rabbit Model of Mild, Reproducible Disc Degeneration by an Anulus Needle Puncture: Correlation Between the Degree of Disc Injury and Radiological and Histological Appearances of Disc Degeneration

2005 599 citations Koichi Masuda, Yoichi Aota et al. Spine profile →

Peers

Countries citing papers authored by Eugene J-M.A. Thonar

Since Specialization

Citations

This map shows the geographic impact of Eugene J-M.A. Thonar's research. It shows the number of citations coming from papers published by authors working in each country. You can also color the map by specialization and compare the number of citations received by Eugene J-M.A. Thonar with the expected number of citations based on a country's size and research output (numbers larger than one mean the country cites Eugene J-M.A. Thonar more than expected).

Fields of papers citing papers by Eugene J-M.A. Thonar

Since Specialization

Physical SciencesHealth SciencesLife SciencesSocial Sciences

This network shows the impact of papers produced by Eugene J-M.A. Thonar. Nodes represent research fields, and links connect fields that are likely to share authors. Colored nodes show fields that tend to cite the papers produced by Eugene J-M.A. Thonar. The network helps show where Eugene J-M.A. Thonar may publish in the future.

Co-authorship network of co-authors of Eugene J-M.A. Thonar

This figure shows the co-authorship network connecting the top 25 collaborators of Eugene J-M.A. Thonar. A scholar is included among the top collaborators of Eugene J-M.A. Thonar based on the total number of citations received by their joint publications. Widths of edges represent the number of papers authors have co-authored together. Node borders signify the number of papers an author published with Eugene J-M.A. Thonar. Eugene J-M.A. Thonar is excluded from the visualization to improve readability, since they are connected to all nodes in the network.

All Works

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20 of 20 papers shown

#	Work	Indexed citations
1	Action of fibroblast growth factor-2 on the intervertebral disc 2008 ·Arthritis Research & Therapy ·Xin Li,Howard S. An,Michael B. Ellman,Frank M. Phillips,Eugene J-M.A. Thonar,(unknown),(unknown),Hee‐Jeong Im	41
2	Age-Related Changes in the Extracellular Matrix of Nucleus Pulposus and Anulus Fibrosus of Human Intervertebral Disc 2008 ·Spine ·Kern Singh,Koichi Masuda,Eugene J-M.A. Thonar,Howard S. An,Gabriella Cs‐Szabó	149
3	The Action of Resveratrol, a Phytoestrogen Found in Grapes, on the Intervertebral Disc 2008 ·Spine ·Xin Li,Frank M. Phillips,Howard S. An,Michael B. Ellman,Eugene J-M.A. Thonar,William Ka Kei Wu,Daniel Park,Hee‐Jeong Im	59
4	Articular cartilage mechanical and biochemical property relations before and after in vitro growth 2007 ·Journal of Biomechanics ·(unknown),(unknown),(unknown),(unknown),Eugene J-M.A. Thonar,Koichi Masuda,Albert C. Chen,Robert L. Sah,(unknown),Stephen M. Klisch	44
5	Platelet-rich plasma stimulates porcine articular chondrocyte proliferation and matrix biosynthesis 2006 ·Osteoarthritis and Cartilage ·Koji Akeda,Howard S. An,M Okuma,M. Attawia,Kei Miyamoto,Eugene J-M.A. Thonar,Mary Ellen Lenz,Robert L. Sah,Koichi Masuda	320
6	Osteogenic protein 1 in synovial fluid from patients with rheumatoid arthritis or osteoarthritis: relationship with disease and levels of hyaluronan and antigenic keratan sulfate 2006 ·Arthritis Research & Therapy ·Susan Chubinskaya,Benjamin S. Frank,Margaret Michalska,Bhavna Kumar,(unknown),Eugene J-M.A. Thonar,Mary Ellen Lenz,Lori Otten,David C. Rueger,Joel A. Block	27
7	Osteogenic Protein-1 Injection Into a Degenerated Disc Induces the Restoration of Disc Height and Structural Changes in the Rabbit Anular Puncture Model 2006 ·Spine ·Koichi Masuda,Yoshiyuki Imai,Masahiko Okuma,Carol Muehleman,Koichi Nakagawa,Koji Akeda,Eugene J-M.A. Thonar,Gunnar B. J. Andersson,Howard S. An	231
8	Intradiscal Administration of Osteogenic Protein-1 Increases Intervertebral Disc Height and Proteoglycan Content in the Nucleus Pulposus in Normal Adolescent Rabbits 2005 ·Spine ·Howard S. An,Kenji Takegami,Hiroshi Kamada,(unknown),Eugene J-M.A. Thonar,Kern Singh,Gunnar B. J. Andersson,Koichi Masuda	174
9	A Novel Rabbit Model of Mild, Reproducible Disc Degeneration by an Anulus Needle Puncture: Correlation Between the Degree of Disc Injury and Radiological and Histological Appearances of Disc Degenerationbreakdown → 2005 ·Spine ·Koichi Masuda,Yoichi Aota,Carol Muehleman,Yoshiyuki Imai,Masahiko Okuma,Eugene J-M.A. Thonar,Gunnar B. J. Andersson,Howard S. An	599
10	Recombinant osteogenic protein‐1 upregulates extracellular matrix metabolism by rabbit annulus fibrosus and nucleus pulposus cells cultured in alginate beads 2003 ·Journal of Orthopaedic Research® ·Koichi Masuda,(unknown),Howard S. An,Fumio Kumano,Kazuhiro Chiba,Gunnar B. J. Andersson,Thomas Schmid,Eugene J-M.A. Thonar	145
11	Differential Effects of Interleukin-1 on Hyaluronan and Proteoglycan Metabolism in Two Compartments of the Matrix Formed by Articular Chondrocytes Maintained in Alginate 2000 ·Archives of Biochemistry and Biophysics ·Aloma L. D’Souza,Koichi Masuda,Lori Otten,Yoshihiro Nishida,Warren Knudson,Eugene J-M.A. Thonar	26
12	A New Culture System to Study the Metabolism of the Intervertebral Disc In Vitro 1998 ·Spine ·Kazuhiro Chiba,Gunnar B. J. Andersson,Koichi Masuda,Shigeki Momohara,James M. Williams,Eugene J-M.A. Thonar	89
13	Continuous Passive Motion Stimulates Repair of Rabbit Knee Articular Cartilage After Matrix Proteoglycan Loss 1994 ·Clinical Orthopaedics and Related Research ·James M. Williams,Mark Moran,Eugene J-M.A. Thonar,Robert B. Salter	52
14	The Dose-Related Effect of Intradiscal Chymopapain on Rabbit Intervertebral Discs 1994 ·Spine ·(unknown),James M. Williams,Gunnar B. J. Andersson,Eugene J-M.A. Thonar,Thomas W. McNeill	23
15	Synchrotron X-ray diffraction in atypical macular dystrophy 1993 ·Eye ·Andrew J. Quantock,Keith M. Meek,Eugene J-M.A. Thonar,Kerry K. Assil	15
16	Serum keratan sulfate—a marker of predisposition to polyarticular osteoarthritis 1992 ·Clinical Biochemistry ·Eugene J-M.A. Thonar,Tibor T. Glant	17
17	The effect of chemonucleolysis on serum keratan sulfate levels in humans 1989 ·Arthritis & Rheumatism ·Joel A. Block,Thomas J. Schnitzer,(unknown),Mary Ellen Lenz,(unknown),Thomas W. McNeill,Eugene J-M.A. Thonar	32
18	Lack of association between serum keratan sulfate concentrations and cartilage changes of osteoarthritis after transection of the anterior cruciate ligament in the dog 1989 ·Arthritis & Rheumatism ·Kenneth D. Brandt,Eugene J-M.A. Thonar	33
19	Changes in the Sedimentation Profile of Proteoglycan Aggregates in Early Experimental Canine Osteoarthritis 1989 ·Connective Tissue Research ·Daniel Manicourt,Eugene J-M.A. Thonar,Julio C. Pita,David S. Howell	19
20	Keratan sulfate is a component of proteoglycans in the compressed region of adult bovine flexor tendon 1988 ·Journal of Orthopaedic Research® ·Kathryn G. Vogel,Eugene J-M.A. Thonar	15

About Eugene J-M.A. Thonar

Eugene J-M.A. Thonar is a scholar working on Equine, Rheumatology and Orthopedics and Sports Medicine, having authored 61 papers that have together received 4.1k indexed citations. Recurring topics across this work include Osteoarthritis Treatment and Mechanisms (30 papers), Proteoglycans and glycosaminoglycans research (20 papers) and Spine and Intervertebral Disc Pathology (17 papers). The work is most often cited by research in Rheumatology (1.6k citations), Pathology and Forensic Medicine (1.8k citations) and Pharmacology (1.4k citations). Eugene J-M.A. Thonar has collaborated with scholars based in United States, Switzerland and South Africa. Frequent co-authors include Koichi Masuda, Howard S. An, Gunnar B. J. Andersson, Masahiko Okuma, Carol Muehleman, Yoshiyuki Imai, M.B.E. Sweet, Kazuhiro Chiba, Yoichi Aota and Koji Akeda. Their work appears in journals such as Journal of Biological Chemistry, The Journal of Cell Biology and Spine.

Rankless uses publication and citation data sourced from OpenAlex, an open and comprehensive bibliographic database. While OpenAlex provides broad and valuable coverage of the global research landscape, it—like all bibliographic datasets—has inherent limitations. These include incomplete records, variations in author disambiguation, differences in journal indexing, and delays in data updates. As a result, some metrics and network relationships displayed in Rankless may not fully capture the entirety of a scholar's output or impact.

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